golang 字符串数组随机 & 洗牌算法

Fisher–Yates algorithm

// ShuffleString creates an array of string shuffled values using Fisher–Yates algorithm
func ShuffleString(a []string) []string {
    for i := range a {
        j := rand.Intn(i + 1)
        a[i], a[j] = a[j], a[i]
    }

    return a
}